#include<stdio.h>
int main()
{
	int a;
	scanf("%d",&a);
	switch(a)
	{
		case 1:printf("Monday");break;
		case 2:printf("Tuesday");break;
		case 3:printf("Wednesday");break;
		case 4:printf("Thursday");break;
		case 5:printf("Friday");break;
		case 6:printf("Saturday");break;
		case 7:printf("Sunday");break;
		default:printf("Input Error"); break;
	}
	return 0;
 } 
